* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

:root {
	--primary-color: #1a73e8;
	--secondary-color: #f8f9fa;
	--text-primary: #202124;
	--text-secondary: #5f6368;
	--border-color: #dadce0;
	--success-color: #1e8e3e;
	--background-gradient: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

body {
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
	background: var(--background-gradient);
	min-height: 100vh;
	color: var(--text-primary);
	padding-bottom: 80px;
}

.app-header {
	background: var(--primary-color);
	color: white;
	padding: 16px;
	text-align: center;
	position: sticky;
	top: 0;
	z-index: 100;
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.app-header h1 {
	font-size: 1.25rem;
	font-weight: 600;
}

.container {
	padding: 16px;
	max-width: 600px;
	margin: 0 auto;
}

.search-section {
	background: white;
	border-radius: 12px;
	padding: 16px;
	margin-bottom: 16px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.form-group {
	margin-bottom: 16px;
}

.form-group:last-child {
	margin-bottom: 0;
}

label {
	display: block;
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--text-primary);
	margin-bottom: 8px;
}

select,
input[type="number"] {
	width: 100%;
	padding: 14px 16px;
	border: 2px solid var(--border-color);
	border-radius: 8px;
	font-size: 1rem;
	background: white;
	transition: all 0.3s ease;
}

select:focus,
input:focus {
	outline: none;
	border-color: var(--primary-color);
	box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
}

.caret-range-section {
	background: var(--secondary-color);
	padding: 16px;
	border-radius: 8px;
	margin-bottom: 16px;
}

.caret-range-section label {
	font-weight: 600;
	color: var(--text-primary);
}

.caret-inputs {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
}

.caret-inputs .form-group {
	margin-bottom: 0;
}

#show-products-btn {
	width: 100%;
	padding: 16px;
	background: linear-gradient(135deg, var(--primary-color) 0%, #1557b0 100%);
	color: white;
	border: none;
	border-radius: 12px;
	font-size: 1.1rem;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.3s ease;
	box-shadow: 0 4px 12px rgba(26, 115, 232, 0.3);
}

#show-products-btn:active {
	transform: translateY(-2px);
	box-shadow: 0 6px 16px rgba(26, 115, 232, 0.4);
}

#show-products-btn:disabled {
	background: var(--border-color);
	color: var(--text-secondary);
	cursor: not-allowed;
	transform: none;
	box-shadow: none;
}

.results-section {
	margin-top: 24px;
}

.loading-spinner {
	display: none;
	flex: 1;
	justify-content: center;
	align-items: center;
	padding: 48px;
}

.spinner {
	width: 48px;
	height: 48px;
	border: 4px solid var(--border-color);
	border-top-color: var(--primary-color);
	border-radius: 50%;
	animation: spin 1s linear infinite;
}

@keyframes spin {
	to {
		transform: rotate(360deg);
	}
}

.loading-spinner.active {
	display: flex;
}

.no-results {
	text-align: center;
	padding: 48px 16px;
	color: var(--text-secondary);
}

.results-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
	gap: 12px;
	margin-top: 16px;
}

.product-card {
	background: white;
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
	cursor: pointer;
	transition: all 0.3s ease;
}

.product-card:active {
	transform: scale(0.98);
}

.product-image {
	width: 100%;
	aspect-ratio: 1;
	object-fit: cover;
	display: block;
	background: var(--secondary-color);
}

.product-overlay {
	padding: 12px;
	text-align: center;
}

.product-name {
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--text-primary);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.details-overlay {
	position: fixed;
	inset: 0;
	z-index: 1000;
	display: none;
	opacity: 0;
	transition: opacity 0.3s ease;
}

.details-overlay.active {
	display: flex;
	opacity: 1;
}

.overlay-backdrop {
	position: absolute;
	inset: 0;
	background: rgba(8, 8, 8, 0.6);
	-webkit-backdrop-filter: blur(8px);
	backdrop-filter: blur(8px);
	z-index: -1;
}

@media (max-width: 768px) {
	.overlay-content {
		max-width: 95vw;
		border-radius: 20px;
	}
	
	.back-btn-close {
		padding: 10px 20px;
		font-size: 0.9rem;
	}
	
	.close-details {
		padding: 16px;
	}
	
	.close-details-btn {
		padding: 10px 32px;
		font-size: 0.95rem;
	}
	
	.detail-image {
		max-height: 300px;
		margin-top: -24px;
	}
}

.overlay-content {
	position: absolute;
	inset: 0;
	margin: auto;
	display: flex;
	flex-direction: column;
	max-width: 600px;
	max-height: 90vh;
	overflow-y: auto;
	width: 95%;
	background: white;
	border-radius: 24px;
	box-shadow: 0 12px 48px rgba(0, 0, 0, 0.18);
}

.back-btn-close {
	position: absolute;
	top: 16px;
	left: 16px;
	z-index: 10;
	margin: 0;
	width: auto;
	padding: 12px 24px;
	font-size: 1rem;
	font-weight: 600;
	cursor: pointer;
	color: var(--primary-color);
	white-space: nowrap;
	background: rgba(255, 255, 255, 0.95);
	border: 1px solid var(--border-color);
	border-radius: 12px;
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.back-btn-close:hover {
	background: var(--primary-color);
	color: white;
	border-color: var(--primary-color);
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(26, 115, 232, 0.25);
}

.close-details {
	text-align: center;
	padding: 20px;
	border-top: 1px solid var(--border-color);
	margin-top: auto;
}

.close-details-btn {
	color: var(--primary-color);
	font-size: 1rem;
	font-weight: 600;
	cursor: pointer;
	padding: 12px 40px;
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	background: rgba(255, 255, 255, 0.6);
	border: 1px solid var(--border-color);
	border-radius: 12px;
	display: inline-block;
	white-space: nowrap;
}

.close-details-btn:hover {
	background: white;
	color: #1a73e8;
	border-color: var(--primary-color);
	transform: translateY(-2px);
	box-shadow: 0 4px 16px rgba(26, 115, 232, 0.15);
}

.close-details-btn:active {
	transform: translateY(0);
	box-shadow: 0 2px 8px rgba(26, 115, 232, 0.15);
}

.detail-header {
	padding: 16px;
	border-bottom: 1px solid var(--border-color);
	z-index: 5;
	background: white;
	white-space: normal;
	flex-shrink: 0;
	display: flex;
	justify-content: space-between;
}

.detail-image {
	width: 100%;
	max-height: 380px;
	object-fit: contain;
	border-radius: 12px;
	margin-top: -32px;
	box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.12);
}

.detail-title,
.detail-lot {
	font-size: 1.2rem;
	font-weight: 700;
	color: var(--text-primary);
	line-height: 1.3;
	white-space: normal;
	word-break: break-word;
	padding-bottom: 8px;
	margin-top: 10px;
	display: inline-block;
}

.detail-content {
	padding: 16px;
	flex-shrink: 1;
}

.meta-subproduct,
.meta-carets,
.meta-gross-weight,
.meta-net-weight {
	padding: 16px;
	margin-bottom: 12px;
	background: linear-gradient(135deg, var(--secondary-color) 0%, rgba(248, 249, 250, 0.7) 100%);
	border-radius: 12px;
	min-width: 0;
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	border: 1px solid rgba(218, 221, 224, 0.3);
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.meta-subproduct:hover,
.meta-carets:hover,
.meta-gross-weight:hover,
.meta-net-weight:hover {
	background: linear-gradient(135deg, rgba(248, 249, 250, 0.9) 0%, #fff 100%);
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08), 0 2px 12px rgba(26, 115, 232, 0.08);
	border-color: rgba(26, 115, 232, 0.2);
}

.meta-label {
	font-size: 0.75rem;
	color: var(--text-secondary);
	text-transform: uppercase;
	font-weight: 600;
	letter-spacing: 0.5px;
	margin-bottom: 4px;
	display: block;
}

.meta-label {
	font-size: 0.75rem;
	color: var(--text-secondary);
	text-transform: uppercase;
	font-weight: 600;
	letter-spacing: 0.5px;
	margin-bottom: 4px;
	display: block;
}

.meta-value {
	font-size: 1rem;
	font-weight: 500;
	color: var(--text-primary);
	line-height: 1.5;
	word-break: break-word;
	padding-left: 8px;
}

.meta-carets .meta-value:first-child,
.meta-carets .meta-value:last-child {
	display: inline-block;
}

.close-details {
	text-align: center;
	padding: 16px;
	border-top: 1px solid var(--border-color);
	margin-top: auto;
}

.close-details-btn {
	color: var(--primary-color);
	text-decoration: underline;
	font-size: 1rem;
	cursor: pointer;
	padding: 4px 8px;
	transition: all 0.2s ease;
}

.close-details-btn:hover {
	background: var(--secondary-color);
	border-radius: 6px;
	text-decoration: none;
}

.meta-label {
	font-size: 0.75rem;
	color: var(--text-secondary);
	text-transform: uppercase;
	font-weight: 600;
	letter-spacing: 0.5px;
}

.meta-value {
	font-size: 1rem;
	font-weight: 500;
	color: var(--text-primary);
	margin-top: 4px;
}

.close-details {
	text-align: center;
	padding: 16px;
	background: none;
	border-top: 1px solid var(--border-color);
	margin-top: auto;
}

/* Floating Action Button for mobile */
.fab {
	position: fixed;
	bottom: 20px;
	right: 20px;
	width: 56px;
	height: 56px;
	background: var(--primary-color);
	color: white;
	border-radius: 50%;
	display: none;
	align-items: center;
	justify-content: center;
	box-shadow: 0 4px 12px rgba(26, 115, 232, 0.4);
	cursor: pointer;
	transition: all 0.3s ease;
	z-index: 90;
}

.fab.active {
	display: flex;
}

.fab:hover {
	transform: scale(1.1);
}

/* PWA specific styles */
@media (display-mode: standalone) {
	body {
		background: #ffffff;
	}
}

/* Offline indicator */
.offline-indicator {
	display: none;
	text-align: center;
	padding: 8px 16px;
	background: var(--success-color);
	color: white;
	font-size: 0.875rem;
}

@media (not (connectivity-type: cellular)) {
	.offline-indicator {
		display: block;
	}
}

/* Haptic feedback on tap */
.product-card,
#show-products-btn,
.back-btn,
.fab {
	-webkit-tap-highlight-color: transparent;
	touch-action: manipulation;
}

/* Pull to refresh indicator */
.pull-indicator {
	display: none;
	text-align: center;
	padding: 8px;
	color: var(--text-secondary);
	font-size: 0.875rem;
}

:global(#refresh-handle) {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	height: 24px;
	background: white;
	z-index: 1000;
	display: none;
	font-size: 0.75rem;
	color: var(--text-secondary);
}

@media (max-width: 768px) {
	.container {
		padding: 12px;
	}

	.app-header h1 {
		font-size: 1.1rem;
	}

	select,
	input[type="text"] {
		padding: 12px 14px;
		font-size: 0.95rem;
	}

	#show-products-btn {
		padding: 14px;
		font-size: 1rem;
	}

	.results-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}